1,automatic garage door 2, wood grain 3,finger protection function 4.color ... 420mm to 520mm Material:Color steel door panel with PU foam paddedThickness of the door panel:40mm/50mm,steel thickness:0 ... .4mm/0.5mmReinforcing plate is needed if the door is too wide.Equipped with emergency lock in case ... to keep from rain flowing into the room. Garage door's motor :220V,50Hz.Has the function of bouncing ...